President Donald Trump spent more than a year of his campaign promising to build a wall along the Mexican border to stop the flow of Hispanic immigrants from coming into the U.S.

Rosamaria Cristello, site director of the Latino Family Center in Hazelwood, says that rhetoric -- now from the White House, not a lone candidate -- is breeding fear among Pittsburgh’s growing Latino community.

The Pittsburgh region is notoriously proud of its European immigrant roots, but the history of Pittsburgh’s Latino population is lesser known. This week on Inventing Pittsburgh, Margaret J. Krauss reports that their story goes back almost 100 years.